406268766 has 24 divisors (see below), whose sum is σ = 884724984. Its totient is φ = 134734320.

The previous prime is 406268761. The next prime is 406268767. The reversal of 406268766 is 667862604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406268761) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53740 + ... + 60831.

It is an arithmetic number, because the mean of its divisors is an integer number (36863541).

Almost surely, 2^406268766 is an apocalyptic number.

406268766 is an abundant number, since it is smaller than the sum of its proper divisors (478456218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

406268766 is a wasteful number, since it uses less digits than its factorization.

406268766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114776 (or 114773 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The square root of 406268766 is about 20156.1098925363. The cubic root of 406268766 is about 740.6354208650.

The spelling of 406268766 in words is "four hundred six million, two hundred sixty-eight thousand, seven hundred sixty-six".